SON WAS OPERATING A 2005 HYUNDAI ELANTRA GL AND SIDE SWIPED A 10 WHEEL DUMP TRUCK. DRIVERS SIDE OUTSIDE DOOR MIRROR DETACHED AND WENT THROUGH PASSENGER COMPARTMENT SHATTERING DRIVERS WINDOW AND PASSENGER WINDOW. GLASS CAUSED PHYSICAL INJURY. IF OPERATOR WAS SITTING CLOSER TO STEERING WHEEL OR THERE WAS A PASSENGER, SERIOUS PERSONAL INJURY OR DEATH COULD HAVE OCCURRED. REPAIR FACILITY STATED IT WAS ONE OF MULTIPLE CASES THEY HAD SEEN OF THIS SAME OCCURRENCE. *JB